/**
  * Admin Panel Options Processing
  * - Saves the options to the DB
  *
  * @since 1.0.0
  */
 public function process_instance_options()
 {
     include_once 'admin/table-rate-rows.php';
     $this->validate_settings_fields($this->instance_fields);
     if (count($this->errors) > 0) {
         $this->display_errors();
         return false;
     } else {
         wc_table_rate_admin_shipping_rows_process($this->number);
         update_option($this->plugin_id . $this->instance_id . '_settings', $this->sanitized_fields);
         return true;
     }
 }
 /**
  * Admin Panel Options Processing
  * - Saves the options to the DB
  *
  * @since 1.0.0
  * @deprecated 3.0.0
  */
 public function process_instance_options()
 {
     $this->validate_settings_fields($this->get_instance_form_fields());
     if (count($this->errors) > 0) {
         $this->display_errors();
         return false;
     } else {
         wc_table_rate_admin_shipping_rows_process($this->instance_id);
         update_option($this->get_instance_option_key(), $this->sanitized_fields);
         return true;
     }
 }